Solve for x, where x is a real number.3?x = 243
A. 5
B. 
C. ?5
D. ?6
Answer: C
Mathematics
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Find the reciprocal.0
A. -1
B. 0
C. 
D. The number 0 has no reciprocal.
Mathematics
Solve the problem.Can anything be said about the graph of a function y = f(x) that has a second derivative that is always equal to zero? Give reasons for your answer.
What will be an ideal response?
Mathematics
Solve the system of equations.
x + 
y - 
z = -3- 
x - 
y - 
z = 4
style="vertical-align: -17.0px;" />x + 
y + 
z = 17
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.(-7x + 3)2 = 4(-7x + 3) + 5
A. 
B. 
C. {5, -1}
D. 
Mathematics